工程材料质量检验的方法有()。
A.书面检验
B.外观检验
C.性能检验
D.理化检验
E.尢损检验
参考答案:A, B, D, E
一个比的前项是2,如果前项增加8.要使比值不变,后项应扩大几倍[ ]
A.2
B.4
C.5
A new government _____ after the civil war. [ ]
A. was set up
B. came into being
C. founded
D. A and B